Universal Forces

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Across
  1. 1. Weak Nuclear and Gravitational are both ___ forces.
  2. 3. Force that allows the nucleus to decay.
  3. 6. When a planet moves FASTEST because it's close to the sun.
  4. 10. Force that holds the planets in orbit.
  5. 16. Strong Nuclear and Electromagnetic are both ___ forces.
  6. 17. Force that holds the nucleus together.
  7. 19. A factor that DOES NOT change the centripetal force.
  8. 20. Increasing this property will DECREASE the Gravitational Force.
  9. 21. Any force that causes objects to move in a circle.
Down
  1. 2. Kepler's 2nd Law that describes the SPEED of planets.
  2. 4. Kepler's 1st Law that describes the PATH of planets.
  3. 5. Strong & Weak nuclear forces act over ___ distances.
  4. 7. Spinning in place
  5. 8. Kepler's 3rd Law that describes the RELATIONSHIP of planets.
  6. 9. Force that allows us to see all visible light.
  7. 11. Orbit in a circle
  8. 12. Acts as the source of centripetal force.
  9. 13. Increasing this property will INCREASE the Gravitational Force.
  10. 14. Electromagnetic & Gravitational forces act over ___ distances.
  11. 15. A factor that changes the Centripetal force.
  12. 18. When a planet moves SLOWEST because it's far away from the sun.